Code name for "blazed like a mug" -- meant to be intertwined in the wittiest manner possible into seemingly ordinary or meaningless conversation in order to surreptitiously inform others also aware of the code of your desire or intent to smoke marijuana.
"Let's blam one."
"Where's blammy davis jr at?"
"Let's watch Blam Stoker's Blamula."
"Mary had a little blam."